.rui-fb {
  font-weight: bold !important;
}
.rui-fwn {
  font-weight: 500 !important;
}

/* font-size */
.rui-fs0 {
  font-size: 0 !important;
}
$index: 10;
@while $index <= 120 {
  .rui-fs#{$index} {
    font-size: #{$index}px !important;
  }
  $index: $index + 2;
}
